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1.5. GP41 Block Diagram

GP41 CHASSIS BLOCK DIAGRAM

CRT

defl.

coil

CRT

DRIVE

VM DRIVE

L

FRONT INPUTS

A

V

2

 : V/L/R

MAIN

POWER

SWITCH

G

GEOMAGNETIC

WOOFER

AMP

IC2401

PVP

IC1801

R/G/B

SCL

SDA

CVBS

 IN

REAR INPUTS

A

V

1

 : V/L/R

A

V

3 : YUV/V/L/R 

VCT-IF

IC601

V

_IN

CVBS OUT

MON_OUT

R

G

B

R/G/B

MON_OUT

V/L/R

EEPROM

IC1101

VM

SCL SDA

A

_IN

IF

H

A

AUDIO

OUT

V

SPEAKER

AUDIO

AMP

IC2301

V OUT

H OUT

TUNER

FRONT INPUTS

A

V

2

 : V/L/R

PP

 29" models

                     PIP models

4

CT-F2136LP

Summary of Contents for CT-F2136LP

Page 1: ...AM Video Audio Terminals DVD 2006 Matsushita Electric Industrial Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law CT F2136LP GP41 Chassis Y 1 0 Vp p 75Ω PB 0 7 Vp p 75Ω PR 0 7 Vp p 75Ω AV 1 2 3 Video in 1 0 Vp p 75Ω Audio in Approx 0 5V 47KΩ Audio Amp AUDIO L R 0 5VRMS PHONE JACK TYPE x 2 High Voltage 27 5 1 5 at zero beam current Picture Tube A51LYZ295X Type ...

Page 2: ...rols 6 3 3 Service Mode 1 Function 6 3 4 Service Mode 2 Controls OPTION data 1 3 6 4 Adjustment Procedure 7 4 1 Adjustment Procedure 7 4 2 COLOUR PURITY 7 4 3 CONVERGENCE 8 4 4 WHITE BALANCE MARKET MODE CHK 4 9 4 5 ADJUSTMENT OF CRT VRS 10 5 Conductor Views 11 6 Schematic Diagrams 12 6 1 SCHEMATIC DIAGRAM FOR GP41 CHASSIS 12 6 2 A Board 14 6 3 L Board 19 7 Parts Locations 22 8 Replacement Parts Li...

Page 3: ...tc When the exposed metallic part has a return path to the chassis the reading should be between 4 MΩ Ω Ω Ω and 20 MΩ Ω Ω Ω When the exposed metal does not have a return path to the chassis the reading must be zero 1 3 Leakage Current Hot Check See Fig 1 1 Plug the AC cord directly into the AC outlet Do not use an isolation transformer for this check 2 Connect a 2 kΩ 10 W resistor in series with a...

Page 4: ...SWITCH G GEOMAGNETIC WOOFER AMP IC2401 PVP IC1801 R G B SCL SDA CVBS IN REAR INPUTS AV1 V L R AV 3 YUV V L R VCT IF IC601 V_IN CVBS OUT MON_OUT R G B R G B MON_OUT V L R EEPROM IC1101 VM SCL SDA A_IN IF H A AUDIO OUT V SPEAKER AUDIO AMP IC2301 V OUT H OUT TUNER FRONT INPUTS AV2 V L R PP 29 models PIP models 4 CT F2136LP ...

Page 5: ...2 Service Hints 2 1 HOW TO MOVE CHASSIS INTO SERVICE POSITION 1 Remove 9 screws 2 Draw out Main Chassis 3 Stand the Main Chassis 5 CT F2136LP ...

Page 6: ...d item 7 Normal remote exit service mode 11 ANGEL 128 127 12 BOW 128 127 13 DVCO 128 127 14 H POS 128 127 15 G CUT OFF N A 16 B CUT OFF 0 511 17 R DRIVE 0 511 18 G DRIVE 0 511 19 B DRIVE 0 511 20 SUB Bright 128 127 5 Volume decrement of selected item 6 OK remote store save selected item 7 Normal remote exit service mode NOTE Service mode 2 options bit refer to each model spec 3 Market Mode Functio...

Page 7: ...djust roughly the static convergence magnets 5 Apply a green pattern signal 6 Loosen a clamp screw for the Deflection Yoke and move the Deflection Yoke as close to the purity magnet as possible 7 Adjust the purity magnet so that a vertical green field is obtained at the center of the screen 4 1 3 NTSC TINT COLOUR Item preparation 1 Connect oscilloscope probe to TPL1 R OUT with 10kΩ series resistor...

Page 8: ...e at center of the screen 4 Adjust Red and Blue with Green line at center of the screen by rotating RB G static convergence magnet 5 Lock convergence magnets with silicone sealer 6 Remove the DY wedges and slightly tilt the Deflection Yoke vertically 7 Fix the Deflection Yoke by re inserting the DY wedges 8 If purity error is found repeat Colour Purity adjustment 8 CT F2136LP ...

Page 9: ...ure 4 Adjust the remaining R and B CUTOFF controls so as to get a white horizontal line on the screen 5 Return to full field SCAN by pushing the position 5 key on the remote control 6 Adjust the R Drive and B Drive controls as to obtain a uniform white on the white bar of the greyscale pattern 7 Confirm correct B W rendition and greyscale tracking or repeat CUTOFF and drive control setup Note Writ...

Page 10: ... Mg Set Pur Mg that 2magnets are top position VRS Mag Set VRS Mg that 2magnets are horizontal position ADJUSTMENT 1 Receive the white balance pattern 2 Adjust V CENTER 3 Set R B CUT OFF to minimum and set G CUT OFF to center 4 Receive the aging pattern 5 Set 2 magnet of vertical position to up and down equally so that center part of CRT Fig 2 10 CT F2136LP ...

Page 11: ...5 Conductor Views 11 CT F2136LP ...

Page 12: ...6 Schematic Diagrams 6 1 SCHEMATIC DIAGRAM FOR GP41 CHASSIS 12 CT F2136LP ...

Page 13: ...13 CT F2136LP ...

Page 14: ...6 2 A Board 6 2 1 A Board 1 5 1A 2A 3A 4A 5A 6A 7A 8A 9A 14 CT F2136LP ...

Page 15: ...6 2 2 A Board 2 5 1A 2A 3A 4A 5A 6A 7A 8A 9A 1B 2B 3B 4B 5B 6B 7B 8B 9B 15 CT F2136LP ...

Page 16: ...6 2 3 A Board 3 5 1C 2C 3C 4C 5C 6C 7C 8C 9C 1B 2B 3B 4B 5B 6B 7B 8B 9B 16 CT F2136LP ...

Page 17: ...6 2 4 A Board 4 5 1D 2D 3D 4D 5D 6D 7D 8D 9D 1C 2C 3C 4C 5C 6C 7C 8C 9C 17 CT F2136LP ...

Page 18: ...6 2 5 A Board 5 5 1D 2D 3D 4D 5D 6D 7D 8D 9D 18 CT F2136LP ...

Page 19: ...6 3 L Board 6 3 1 L Board 1 3 1A 2A 3A 4A 5A 6A 7A 19 CT F2136LP ...

Page 20: ...6 3 2 L Board 2 3 1A 2A 3A 4A 5A 6A 7A 1B 2B 3B 4B 5B 6B 20 CT F2136LP ...

Page 21: ...6 3 3 L Board 3 3 1B 2B 3B 4B 5B 6B 21 CT F2136LP ...

Page 22: ...7 Parts Locations 22 CT F2136LP ...

Page 23: ...8 1 Replacement Parts List Notes 8 Replacement Parts List 23 CT F2136LP ...

Page 24: ...ECJ1VC1H561J C 560PF J 50V C3179 ECJ1VC1H561J C 560PF J 50V C3184 ECJ1VF1C105Z C 1UF Z 16V C3185 ECJ1VF1C105Z C 1UF Z 16V C350 ECA1CM101B E 100UF 16V C360 ECKW3D102KBP C 1000PF K 2KV C363 F2A1C4710045 E 470UF 16V C366 F2A1C101A310 E 100UF 16V C368 ECA2EM100B E 10UF 250V C370 ECJ2VB1H272K C 2700PF K 50V C371 ECJ2VB1H272K C 2700PF K 50V C372 ECJ2VB1H272K C 2700PF K 50V C373 ECJ1VC1H471J C 470PF J 50...

Page 25: ... DIODE D520 B0ACDJ000009 DIODE D552 B0HAMP000090 DIODE D556 ERB06 15 DIODE D557 B0HAMR000095 DIODE D558 MA185 DIODE D601 B0ADDJ000025 DIODE D610 MAZ80560HL DIODE D670 MA2S72800L DIODE Ref No Part No Part Name Description Remarks D671 MA2S72800L DIODE D683 MA2S72800L DIODE D684 MA2S72800L DIODE D830 B0HAJL000001 DIODE D831 MTZJ33B ZENER DIODE D836 D4EAC6210002 VARISTOR D837 B0ACCK000012 DIODE D846 ...

Page 26: ... J 1 10W Ref No Part No Part Name Description Remarks R2302 ERX2FJSR33E M 0 33OHM J 2W R2317 ERJ6GEYJ622 M 6 2KOHM J 1 10W R2318 D0AE1R0JA046 C 1OHM J 1 10W R2319 D0AE1R0JA046 C 1OHM J 1 10W R2321 ERJ6GEYJ104 M 100KOHM J 1 10W R2322 ERJ6GEYJ104 M 100KOHM J 1 10W R253 ERJ6GEYJ751 M 750OHM J 1 10W R255 ERJ6GEYJ751 M 750OHM J 1 10W R256 ERDS2TJ472 C 4 7KOHM J 1 4W R257 ERDS2TJ472 C 4 7KOHM J 1 4W R30...

Page 27: ...4 7KOHM J 1 10W R840 RCR100TAJ825 C 8 2MOHM J 1W R848 ERX12SJR33E M 0 33OHM J 1 2W R850 ERG3SJS470H M 47OHM J 3W R852 D0AE162JA046 C 1 6KOHM J 152V Ref No Part No Part Name Description Remarks R853 D0D72R2KA002 W 2 2OHM K 7W R854 ERG2FJ470H M 47OHM J 2W R856 ERG2SJS104H M 100KOHM J 2W R857 ERDS2TJ102 C 1KOHM J 1 4W R861 ERG1SJ120P M 12OHM J 1W R863 ERDS2TJ101 C 100OHM J 1 4W R864 ERJ6GEYJ103 M 10K...

Page 28: ...W JS670 ERJ3GEY0R00 M 0OHM J 1 16W JS850 ERJ3GEY0R00 M 0OHM J 1 16W L2 K1KA13A00140 CONNECTOR L3 K1KA04AA0190 CONNECTOR RL831 K6B1CDA00029 RELAY RM1001 B3RAD0000120 REMOCON RECEIVER SC351 K3B09CA00013 CRT SOCKET SW1031 EVQ11G05R SWITCH SW1032 EVQ11G05R SWITCH SW1033 EVQ11G05R SWITCH SW1034 EVQ11G05R SWITCH SW1035 EVQ11G05R SWITCH SW1036 EVQ11G05R SWITCH SW841 K0F122A00172 SWITCH TU001 ENV56K19G3F ...

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